Now showing: Cook Islands - Official stamps (1990 - 1998) - 4 stamps.
1998
Queen Elizabeth II & Marine Life - Cook Island Postage Stamps Overprinted "O.H.M.S."
17. July WM: None Perforation: 14¼ x 13½
![[Queen Elizabeth II & Marine Life - Cook Island Postage Stamps Overprinted "O.H.M.S.", type BK]](https://www.stampworld.com/media/catalogue/Cook-Islands/Official-stamps/BK-s.jpg)
![[Queen Elizabeth II & Marine Life - Cook Island Postage Stamps Overprinted "O.H.M.S.", type BL]](https://www.stampworld.com/media/catalogue/Cook-Islands/Official-stamps/BL-s.jpg)
![[Queen Elizabeth II & Marine Life - Cook Island Postage Stamps Overprinted "O.H.M.S.", type BM]](https://www.stampworld.com/media/catalogue/Cook-Islands/Official-stamps/BM-s.jpg)
![[Queen Elizabeth II & Marine Life - Cook Island Postage Stamps Overprinted "O.H.M.S.", type BN]](https://www.stampworld.com/media/catalogue/Cook-Islands/Official-stamps/BN-s.jpg)
